Physics
Chemistry
Biology
Astronomy
Geology
100

What is the force that pulls falling objects towards the earth?

Gravity

100

What is the common name for H2O?

Water

100

What is the largest land mammal?

Elephant

100

What is the name of the star in the middle of our solar system?

Sun

100

What do we call the molten rock that spews out of a volcano?

Lava

200

What is force measured in?

Newtons

200

What is the solute in a mixture of salt and water?

Salt

200

What's missing:

Kingdom, Phylum, ..., Order, Family, Genus, Species

Class

200

How long does it take the Earth to rotate on its axis completely?

24 hours (or 1 day)

200

What name is given to a powerful wave that occurs when there's an earthquake in the ocean?

Tsunami

300

If 2 people of equal strength are playing tug of war and the rope isn't moving, what is the Net Force on the rope?

Zero

300

What is the main thing dissolved in a bottle of sparkling water?

Carbon Dioxide

300

If an eagle eats foxes, the foxes eat rabbits and the rabbits eat grass in a food chain, what type of consumer is the eagle?

Tertiary consumer

300

Which planet is second closest to the sun?

Venus

300

What's the name of the rock produced by molten lava that cools really quickly in cold water?

Obsidian

400

What is the name of the friction force that occurs when an object moves through air?

Air resistance

400

What is the scientific name for table salt?

Sodium Chloride

400

Where are protists usually found?

Environments with water. (eg. lakes, ponds, rivers)

400

What is the name of the moon phase, where more than half of the moon is visible as it gets close to becoming a full moon.

Waxing Gibbous

400

What 2 metals are the Earth's core made of?

Iron and nickel

500

What is Newton's third law of motion?

For every action, there is an equal and opposite reaction.

500

What is the second element in the periodic table?

Helium

500

What is the deadliest animal on earth?

Mosquito - more than 1 million people die because of mosquitos each year, as they transmit malaria.

500

How many main rings does Saturn have?

Seven

500

Which metal is most abundant on the earth's surface?

Aluminium